21547754816

素因数分解:

$2^6\times 7^1\times {\mathrm{109}}^1\times {\mathrm{441263}}^1$

素因数の和:441391

約数の個数: 56

約数和(自身を含む): 49315664640

約数和(自身を除く): 27767909824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 109, 112, 218, 224, 436, 448, 763, 872, 1526, 1744, 3052, 3488, 6104, 6976, 12208, 24416, 48832, 441263, 882526, 1765052, 3088841, 3530104, 6177682, 7060208, 12355364, 14120416, 24710728, 28240832, 48097667, 49421456, 96195334, 98842912, 192390668, 197685824, 336683669, 384781336, 673367338, 769562672, 1346734676, 1539125344, 2693469352, 3078250688, 5386938704, 10773877408, 21547754816]

約数ペア:

[(1, 21547754816), (2, 10773877408), (4, 5386938704), (7, 3078250688), (8, 2693469352), (14, 1539125344), (16, 1346734676), (28, 769562672), (32, 673367338), (56, 384781336), (64, 336683669), (109, 197685824), (112, 192390668), (218, 98842912), (224, 96195334), (436, 49421456), (448, 48097667), (763, 28240832), (872, 24710728), (1526, 14120416), (1744, 12355364), (3052, 7060208), (3488, 6177682), (6104, 3530104), (6976, 3088841), (12208, 1765052), (24416, 882526), (48832, 441263)]